HP ProBook 4341s HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M
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- HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 1
HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC Maintenance and Service Guide - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 2
Corporation in the United States and/or other countries. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 3
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 4
iv Safety warning notice - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 5
component identification ...6 Display ...6 Top ...7 TouchPad ...7 Lights ...8 Buttons, speakers, and fingerprint reader (select models only 9 Keys ...10 Front ...11 Left ...12 Right ...13 3 Illustrated parts catalog ...14 Service tag ...14 Computer major components ...15 Display components ...18 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 6
Service tag ...30 Battery ...31 Using the optional security screw 32 Bottom door ...33 SIM ...34 Optical drive ...35 Hard drive ...37 Memory modules ...39 WWAN module ...41 WLAN/Bluetooth combo card 43 Keyboard ...45 Top cover ...47 Fingerprint the BIOS ...81 Downloading SoftPaqs to update the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 7
±RW and CD-RW SuperMulti DL Combo Drive specifications 89 Blu-ray ROM DVD±RW SuperMulti DL Drive 90 Specification information in Device Manager 91 7 Backup and recovery ...92 Creating recovery media with HP Recovery Disc Creator 93 Creating recovery media ...93 Backing up your information ...94 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 8
viii - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 9
HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC Intel® Core™ i7 processor, Quad Core (6-GB L3 cache) 3612QM, 2.10-GHz processor Intel Core i5 camera Two customer-accessible/upgradeable memory module slots supporting up to 8 GB of RAM Supports dual-channel memory PC3-10600, 1333-MHz, DDR3 1 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 10
LAN (AC mode only) Integrated WLAN options by way of wireless module: Two WLAN antennas built into display assembly Supports "no WLAN/No BT" option Supports the following WLAN formats: ● Ralink 802.11 b/g/n 1×1 ● Atheros 802.11 b/g/n 1×1 ● Atheros 802.11 b/g/n + BT Combo ● Broadcom 802.11 b/g/n + BT - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 11
, includes link and activity lights) USB 3.0 (3) USB 3.0 (1) VGA (Dsub 15-pin) supporting 1600 × 1200 external resolution at 75-GHz (hot plug/ unplug Li-ion battery (In-line cavity) Integrated fingerprint reader Intel AT support Support Kensington security lock Support no fingerprint reader option - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 12
Office 2010 Professional (Japan only) Restore Media: Windows 7 Professional 64 Windows 7 Professional 32 Windows 7 Home Premium 64 Windows 7 Home Basic 64 DRDVD Windows 7 Web-only support: Windows 7 Home Basic 32 Windows 7 Home Premium 32 Windows 7 Professional 32 Windows XP Professional (discrete - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 13
Category Serviceability Description Microsoft WHQL End-user replaceable parts: AC adapter Battery (system) Hard drive Memory module Optical drive WLAN module WWAN module, SIM Keyboard 5 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 14
2 External component identification Display Component (1) WWAN antennas (2)* (select models only) (2) WLAN antennas (2)* (3) Internal microphone(s) (1 or 2 depending on model) (4) Webcam light (select models only) (5) Webcam (select models only) Description Send and receive wireless - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 15
to your country or region. These notices are located in Help and Support. Top TouchPad Component (1) (2) TouchPad on/off button TouchPad zone (3) on and off. Moves the pointer and selects or activates items on the screen. Functions like the left button on an external mouse. Functions like the right - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 16
Lights Component (1) Power light (2) Caps lock light (3) Web browser light (4) Wireless light (5) TouchPad light Description ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. On: Caps lock is on. ● On: The computer is - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 17
Buttons, speakers, and fingerprint reader (select models only) NOTE: Refer to the illustration that most closely matches your computer. Component (1) settings: ● Select Start > Control Panel > System and Security > Power Options. ● Refer to the HP Notebook Reference Guide. Produce sound. Top 9 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 18
Web browser. (4) Wireless button Turns the wireless feature on or off but does not establish a wireless connection. (5) Fingerprint reader (select models only) Allows a fingerprint logon to Windows, instead of a password logon. Keys Component (1) (2) esc key fn key (3) Windows logo key - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 19
) jack Description ● White: The hard drive is being accessed. ● Amber: HP 3D DriveGuard has temporarily parked the hard drive. NOTE: For information on HP 3D DriveGuard, refer to the HP Notebook Reference Guide. Supports the following digital card formats: ● Memory Stick PRO ● Memory Stick PRO Duo - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 20
an external VGA monitor or projector. Connects a network cable. Connects an optional video or audio device, such as a high-definition television, or any compatible digital or audio device. Connect optional USB devices. For more information about USB devices, see the HP Notebook Reference Guide. 12 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 21
only) Optical drive eject button (select models only) Power connector AC adapter/battery light Description Connects an optional USB device. For more information about USB devices, see the HP Notebook Reference Guide. Connects an optional USB device. For more information about USB devices, see - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 22
(p/n) (3). This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components the alphanumeric identifier used to locate documents, drivers, and support for the computer. 14 Chapter 3 Illustrated parts catalog - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 23
Computer major components Computer major components 15 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 24
21. Top cover (includes touchpad) For use in models with a fingerprint reader For use in models without a fingerprint reader Audio board (includes cable) RTC battery Function board/Power button board (includes cables) Fingerprint reader assembly (includes cable and bracket) System board (includes - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 25
-MHz, DDR3) Processor (includes replacement thermal material) Intel Core i7 processor, quad core 3612QM, 2.1-GHz processor with 6-MB L3 cache Intel Core i5 processors, dual core 3360M, 2.8-GHz processor with 3-MB L3 cache 3320M, 2.6-GHz processor with 3-MB L3 cache 2450M, 2.5-GHz processor with 3-MB - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 26
Display components Item (1) (2) (3) (4) Description Display bezel (includes screw covers) Webcam module Display Hinge Kit Display hinge covers (left and right) Display hinges (left and right) Screw covers (not illustrated) Plastics Kit Item Description Plastics Kit (1) Optical drive - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 27
Mass storage devices Description (1) Hard drives 500-GB, 5400-rpm 320-GB, 7200-rpm 320-GB, 5400-rpm 128-GB solid-state drive Hard Drive Hardware Kit (includes hard drive bracket and screws) (2) Optical drives (include bezel, bracket, and screws) DVD±RW Double-Layer Drive Blu-ray ROM DVD±RW - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 28
Miscellaneous parts Description Notebook combination lock Cases Basic carrying case Professional slim, top load case Nylon case Mice Mouse, optical Mouse, optical, travel AC adapters 65-W AC adapter 65-W - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 29
flag designations: A = Mandatory B = Optional C = Service technician recommended N = Non-user replaceable Spare part number CSR use in Israel 490371-D61 A Power cord for use in India 591699-001 A Notebook combination lock 592923-001 A Professional slim, top load case 612757-001 A Nylon case - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 30
A 6-cell, 51 WHr, 2.55 Ah Li-ion battery A Intel Centrino Wireless-N 2230 WLAN card A Intel AR9485 802.11b/g/n 1x1 WiFi Adapter N Intel Core i5 processor, 2450M, 2.5-GHz, 3-MB L3 cache (includes (includes replacement thermal material) N Fingerprint reader assembly (includes cable) N - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 31
number CSR Description flag 684246-001 N Rubber Kit (includes bezel screw covers and base enclosure screw plugs) 684247-001 N Screw Kit 684248-001 N RTC battery 684249-001 A DVD±RW Double-Layer Drive (includes bezel, bracket, and screws) 684250-001 A Blu-ray ROM DVD±RW SuperMulti DL Drive - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 32
Spare part number 684253-001 686319-001 691116-001 692428-001 693710-001 693711-001 693712-001 693713-001 696335-001 CSR Description flag A 128-GB solid-state drive N Latch Kit (includes knob, spring, and left and right latches) A Bottom door N Intel Pentium processor, B980, 2.4-GHz, 2-MB - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 33
T8 screwdriver Service considerations The following sections include some of the considerations that you must keep in mind during disassembly and to prevent damage. Plastic parts CAUTION: Using excessive force during disassembly and reassembly can damage plastic parts. Use care when handling the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 34
Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable placement can damage the computer. Cables must - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 35
Grounding guidelines Electrostatic discharge damage Electronic components are sensitive to electrostatic discharge (ESD). Circuitry design and structure determine the degree of sensitivity. Networks built into many integrated circuits provide some protection, but in many cases, ESD contains enough - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 36
material. ● Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When fixtures must directly contact dissipative surfaces, use fixtures made only of static - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 37
with ground cords of one megohm resistance ● Static-dissipative tables or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages ● Nonconductive plastic bags, tubes, or boxes ● Metal tote boxes ● Electrostatic voltage levels and - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 38
(3). This number provides specific information about the product's hardware components. The part number helps a service technician to determine what components alphanumeric identifier used to locate documents, drivers, and support for the computer. 30 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 39
Description 6-cell, 51 WHr, 2.55 Ah Li-ion battery Spare part number 669831-001 Before disassembling the computer, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 40
not in use the security screw can be stored inside the battery bay. Remove the battery: To use the security screw: 1. Remove the battery. 2. Remove the security screw from inside the battery bay (1) and insert it (2) to lock the service door in place. 32 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 41
Before disassembling the computer battery bay toward you, remove the security screw (1) (if the security screw is being used). For additional information about the security screw, see Using the optional security screw on page 32. 3. Slide the service door release latches (2) to release the service - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 42
power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the SIM: 1. Unlock the SIM holder (1). 2. Rotate the SIM - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 43
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the optical drive: 1. Position the computer upside-down with - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 44
4. Remove the optical drive (3) from the computer. Reverse this procedure to install an optical drive. 36 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 45
683802-001 634862-001 645193-001 684253-001 684238-001 Before disassembling the computer, follow these steps: 1. Shut down the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). NOTE: Instructions for removing the hard drive are imprinted on the service - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 46
3. Pull the Mylar tab on the hard drive (2) toward the side of the computer to disengage the hard drive from the connector, and then lift the hard drive out of the hard drive bay. 4. If it is necessary to replace the hard drive cover, lift the Mylar tab to unlock it. 5. Remove the four Phillips PM3 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 47
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the memory module: 1. Position the computer upside-down with - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 48
3. Remove the memory module (2) by pulling the module away from the slot at an angle. NOTE: Memory modules are designed with a notch to prevent incorrect insertion into the memory module slot. NOTE: The computer uses two memory sockets. The top socket houses the expansion memory module and the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 49
power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the WWAN module: 1. Position the computer upside-down - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 50
4. Remove the WWAN module (3) by pulling the module away from the slot at an angle. NOTE: WWAN modules are designed with a notch to prevent incorrect insertion. Figure 4-1 Removing the WWAN module NOTE: If the WWAN antennas are not connected to the terminals on the WWAN module, the protective - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 51
power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the WLAN module: 1. Position the computer upside-down - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 52
4. Remove the WLAN module (3) by pulling the module away from the slot at an angle. NOTE: WLAN modules are designed with a notch to prevent incorrect insertion. NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective sleeves must be installed on the antenna - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 53
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the bottom door (see Bottom door on page 33). Remove the keyboard: 1. Position the computer upside-down with the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 54
6. Lift the top of the keyboard at an angle (2), and then pull the keyboard up to remove it from the palm rest (3). NOTE: Only pull the keyboard up enough to release it from the computer and flip it over onto the palm rest. Under the keyboard, the cable is connected to the system board. 7. Rotate - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 55
in models with a fingerprint reader (includes touchpad) Top cover for use in models without a fingerprint reader (includes touchpad) Spare , and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 56
2. Remove the following covers and screws that secure the top cover to the computer: (1) 4 rubber screw covers (2) 11 Torx T8M2.5×6.0 screws 48 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 57
3. Remove the following screws that secure the top cover to the computer: (1) 3 Phillips PM2.0×2.0 screws from the battery bay (2) 3 Phillips PM2.0×2.0 screws from the optical drive bay 4. Position the computer upright with the front toward you. Component replacement procedures 49 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 58
5. Disconnect the following cables from the system board: (1) Power button/function board cable (2) Audio board cable (3) Fingerprint reader board cable 6. Remove the Torx T8M2.5×6.0 screw that secures the top cover to the computer. 50 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 59
7. Pry up on the top of the top cover (1) to disengage it from the computer, and then remove the top cover from the computer (2). Reverse this procedure to install the top cover. Component replacement procedures 51 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 60
(see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Keyboard (see Keyboard on page 45) c. Top cover (see Top cover on page 47) Remove the fingerprint reader board: 1. Position the top cover upside-down. 2. Remove the Phillips PM2.0×3.0 screw - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 61
4. Remove the reader board and cable assembly from the top cover (4). Reverse this procedure to install the fingerprint reader board. Component replacement procedures 53 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 62
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Keyboard (see Keyboard on page 45) c. Top - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 63
4. Rotate the audio board upward (3) and then remove it from the top cover. Reverse this procedure to install the audio board. Component replacement procedures 55 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 64
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Keyboard (see Keyboard on page 45) c. Top - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 65
4. Remove the power button board from the top cover (3). Reverse this procedure to install the function board/power button board. Component replacement procedures 57 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 66
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Keyboard (see Keyboard on page 45) c. Top - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 67
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Keyboard (see Keyboard on page 45) c. Top - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 68
the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33) b. Keyboard (see Keyboard on page 45) c. Top cover - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 69
NOTE: The latch assembly includes a small spring. Note the location of the spring. Remove the latch assembly: 1. Position the computer right-side up, with the front toward you. 2. Detach the spring hook (1) from the tab on the base enclosure (2). 3. Rotate the latch (3) and lift it from the computer - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 70
4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Hard drive (see Hard drive on page 37) c. Optical drive ( - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 71
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. Hard drive (see Hard drive on page 37 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 72
e. WWAN module (see WWAN module on page 41) f. Keyboard (see Keyboard on page 45) g. Top cover (see Top cover on page 47) h. System board (see System board on page 61) Remove the heat sink: 1. Position the system board upside-down with the front toward you. 2. To remove the UMA heat sink, skip to - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 73
8. Lift the heat sink off the system board (3). NOTE: For discrete models, thoroughly clean thermal material from the surfaces of the system board components (1)(3) and the heat sink (2)(4) each time you remove the heat sink. All heat sink and processor spare part kits include thermal material. NOTE - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 74
, system power consumption, power management/battery conservation configurations, battery fast charging, and software requirements. processor, Quad Core 3612QM, 2.1-GHz processor with 6-MB L3 cache Intel Core i5 processors, Dual Core 3360M, 2.8-GHz processor with 3-MB L3 cache 3320M, 2.6- - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 75
from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33) b. Hard drive (see Hard drive on page 37 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 76
3. Lift the processor (2) straight up and remove it. NOTE: The gold triangle (3) on the processor must be aligned with the triangle embossed on the processor slot when you install the processor. Reverse this procedure to install the processor. 68 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 77
the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. WLAN module (see WLAN/Bluetooth combo card on - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 78
3. Pull the antennas through the hole that leads to the top of the computer (2). 4. Open the computer as far as possible. 5. Disconnect the display cable (1) from the system board and make sure the antenna cables are all pulled through the hole (2) that routes to the bottom of the computer. 6. - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 79
7. Lift the display assembly straight up and remove it (2). CAUTION: When installing the display assembly, be sure that the wireless antenna cables are routed and arranged properly. Failure to properly route the antennas can result in degradation of the computer's WLAN and WWAN performance. - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 80
8. If you need to remove the hinge covers from the display hinges, pull the hinges straight up and off the display to remove them. Display hinge covers are available in the Display Hinge Kit using spare part number 684239-001. 9. To replace the display bezel, remove the two screw covers (1) and the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 81
10. Flex the top (1) of the bezel, the inside edges of the left and right sides (2), and then the bottom (3) of the bezel until it disengages from the display enclosure. 11. Remove the display bezel (4). The bezel is available using spare part number 683858-001. Component replacement procedures 73 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 82
12. If it is necessary to replace the webcam module from the display enclosure, disconnect the cable from the module (1), and then gently pull the module away from the double-sided tape on the display enclosure (2). The webcam module is available using spare part number 683508-001. 13. If it is - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 83
15. Disconnect the display panel cable by rotating the display enclosure (1), lifting the tape (2) that covers the connector, and disconnecting the cable from the panel (3). 16. Remove the two Phillips PM1.6×1.5 screws (1) that secure each display hinge to the display panel. Component replacement - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 84
17. Remove the display hinges (2). Display hinges are available in the Display Hinge Kit using spare part number 684239-001. Reverse this procedure to reassemble and install the display assembly. 76 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 85
the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 31). 5. Remove the following components: a. Bottom door (see Bottom door on page 33). b. WLAN module (see WLAN/Bluetooth combo card on - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 86
4. Remove the power cable assembly from the computer (3). NOTE: Note the location of the cable routing channel for reassembly. Reverse this procedure to install the power connector cable. 78 Chapter 4 Removal and replacement procedures - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 87
: Use extreme care when making changes in Computer Setup. Errors can be used with Computer Setup only if USB legacy support is enabled. To start Computer Setup, follow these return to the main Computer Setup screen, press esc, and then follow the on-screen instructions. NOTE: You can use either - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 88
and exit, click the Save icon in the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the arrow keys to select File > Save Changes and Exit, and then press enter. Your changes go into effect when the computer restarts. NOTE: Your password settings and security - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 89
then follow the on-screen instructions to update the BIOS. NOTE: Some download packages contain a file named Readme.txt, which contains information regarding installing and troubleshooting the file. BIOS management using system diagnostics 1. Download the SoftPaq from the HP website. NOTE: Verify - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 90
a pointing device or the arrow keys to select File > System Information. 3. To exit Computer Setup without saving your changes, click the Exit icon in the lower-left corner of the screen, and then follow the on-screen instructions. - or - Use the tab key and the arrow keys to select File > Ignore - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 91
, or disconnect any device, cable, or cord. 1. Select Start > Help and Support > Maintain. 2. Follow the on-screen instructions to identify your computer and access the BIOS update you want to download. 3. At the download area, follow these steps: a. Identify the BIOS update that is later than the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 92
Main menu Select System information To do this ● View and change the system time and date. ● View identification information about your computer. ● View specification information about the processor, memory size, and system BIOS. Security menu Select Administrator password Power-on password To do - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 93
for Startup Menu" message is displayed in the lower-left corner of the screen, press esc. When the Startup Menu is displayed, press f2. 2. Click the diagnostic test you want to run, and then follow the on-screen instructions. NOTE: If you need to stop a diagnostics test while it is running, press - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 94
6 Specifications Computer specifications Metric U.S. Dimensions Length 22.9 cm 9.0 in Width 32.6 cm 12.8 in Height (front to rear) 2.5 to 3.3 cm 1.0 to 1.3 in Weight (equipped with optical drive, 1 SODIMM, hard drive, 2.0 kg WLAN module, 6 cell battery) 4.5 lbs Input power Operating - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 95
limits for plastic surfaces. The computer operates well within this range of temperatures. 33.8-cm (13.3-in), HD display specifications Active diagonal size Resolution Active area PPI Surface treatment Contrast ratio Response time Brightness Viewing angle Backlight Luminance uniformity @ 13 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 96
Hard drive specifications 320-GB* Dimensions Height 9.5 mm Width 70 mm Weight 92 g Interface type SATA Actual accessible capacity is less. Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. 88 Chapter - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 97
DVD±RW and CD-RW SuperMulti DL Combo Drive specifications Applicable disc Center hole diameter Disc diameter Standard disc CD-R 16X CD-RW 8X DVD+R 4X DVD+RW 8X DVD-R 4X DVD-RW 2.4X DVD+R(9) 5X DVD-RAM Transfer mode Startup time Stop time Read: Write: CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CDROM, CD- - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 98
CD-R, CD-RW), CD-R, CD-RW, DVDROM (DVD-5, DVD-9, DVD-10, DVD-18), DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM, HDROM (Single Layer), HD-ROM (Dual Layer), HD DVD-R, HD DVD-R for Dual Layer, HD DVD-RW CD-R and CD-RW sec 4,500 KB/sec 4,500 KB/sec 4,500 KB/sec Multiword DMA Mode 90 Chapter 6 Specifications - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 99
hardware attached to the computer, as well as provides hardware specification information. You can also add hardware or modify device such as installing software, running utilities, or changing Windows settings. Refer to Windows Help and Support for more information. After you open Device Manager - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 100
the computer to a previous state ● Recovering information using recovery tools NOTE: For detailed instructions, perform a search for these topics in Help and Support. In case of system instability, HP recommends that you print the recovery procedures and save them for later use. NOTE: Windows - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 101
the software programs installed at the factory. ● Driver DVD-Installs specific drivers and applications only, in the same way that the HP Software Setup utility installs drivers and applications. Creating recovery media NOTE: Operating system recovery media can be created only once. Thereafter, the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 102
you should create system repair discs (select models only) using HP Recovery Disc Creator and the installed optical drive (select models only) > All Programs > Maintenance > Backup and Restore. 2. Follow the on-screen instructions to set up your backup, create a system image (select models only), - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 103
fix problems that might prevent Windows from starting correctly. ● f11 recovery tools: You can use the f11 recovery tools HP Recovery partition are listed, restart the computer, and then press f8 before the Windows operating system loads. 4. Select Startup Repair. 5. Follow the on-screen instructions - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 104
f11 recovery tool reinstalls the operating system and HP programs and drivers recovery" message is displayed on the screen. 5. Follow the on-screen instructions. Using a Windows 7 operating system DVD (purchased separately) To order a Windows 7 operating system DVD, go to http://www.hp.com/support - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 105
After the repair is completed: 1. Eject the Windows 7 operating system DVD, and then insert the Driver Recovery disc. 2. Install the Hardware Enabling Drivers first, and then install Recommended Applications. Performing a system recovery 97 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 106
8 Power cord set requirements The wide-range input feature of the computer permits it to operate from any line voltage from 100 to 120 volts ac, or from 220 to 240 volts ac. The 3-conductor power cord set included with the computer meets the requirements for use in the country or region where the - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 107
Requirements for specific countries and regions Country/region Argentina Australia Austria Belgium Brazil Canada Chile Denmark PSB SABS KTL SEMKO SEV BSMI TISI ASTA Applicable note number 1 1 1 1 1 2 1 1 1 1 1 1 1 1 3 1 1 1 4 7 1 1 5 1 1 6 1 1 Requirements for specific countries and regions 99 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 108
Country/region Accredited agency Applicable note number The United States UL 2 1. The flexible cord must be Type HO5VV-F, 3-conductor, 0.75mm2 conductor size. Power cord set fittings (appliance coupler and wall plug) must bear the certification mark of the agency responsible for evaluation in - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 109
battery disposal. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, see the HP Web site at http:// www.hp this chapter are general disassembly instructions. Specific details, such as - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 110
Perform the following steps to disassemble the display assembly: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 111
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2). 5. Remove all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure. 7. Position the display panel assembly - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 112
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it outward. 13. Remove the backlight cover. 14. Position the display panel right-side up. 104 - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 113
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Position the display panel upside-down. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this component and causing exposure to the mercury. 17. Remove - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 114
18. Remove the backlight from the backlight frame. 19. Disconnect the display panel cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 115
battery removal 31 spare part number 16, 22, 31 BIOS determining version 82 downloading an update 83 updating 81 Blu-ray ROM DVD±RW SuperMulti DL Drive specifications service recovery 96 fan sink spare part number 63 fingerprint reader board removal 52 spare part number 16, 22, 52 fingerprint - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 116
specifications 88 hard drive cover, removal 38 Hard Drive Hardware Kit, spare part number 19, 22, 37 hard drive recovery latch assembly removal 60 spare part number 17, 24, 60 legacy support, USB 79 lights AC adapter 13 caps lock 8 drive 11 optical 1 product name 1 security 3 serviceability 5 108 Index - HP ProBook 4341s | HP ProBook 4340s Notebook PC HP ProBook 4341s Notebook PC - M - Page 117
description 3 service considerations 25 serviceability, product description 5 setup utility navigating and selecting 79 restoring factory settings 80 SIM, removal 34 slots security cable 12 speaker assembly removal 59 spare part number 16, 22, 59 speakers, identifying 9 specifications Blu-ray
HP ProBook 4340s Notebook PC
HP ProBook 4341s Notebook PC
Maintenance and Service Guide